WIA FC/1900/11/13 | Warburg, Aby to Warburg, Max 13/11/1900 | thanks him for his long letter; is looking forward to Max Warburg's report on the visit to... |
WIA FC/1900/11/16 | Warburg, Max to Warburg, Aby 06/12/1900 | is very pleased that Warburg can work so well and can give close attention to detail etc.; on his... |
WIA FC/1900/11/17 | Warburg, Aby to Warburg, Max 14/12/1900 | congratulates Max on Olga's baby, Marion; on his work; he has made a discovery: he can attribute... |
WIA FC/1901/12/9 | Warburg, Max to Warburg, Aby 16/03/1901 | reminds him of their agreement, to send each other letters at the beginning and the middle of... |
WIA FC/1901/6/10 | Warburg, Mary to Warburg, Aby 10/07/1901 | complains about the postal service; her fat brother [Adolph Jacob] is getting over the gastric... |